unary_op

操作系统源代码

# List of unary operators used by test/expr.
#
# Copyright (C) 1989 by Kenneth Almquist.  All rights reserved.
# This file is part of ash, which is distributed under the terms specified
# by the Ash General Public License.  See the file named LICENSE.

NOT	 !	3
ISREAD	 -r	12   OP_FILE
ISWRITE  -w	12   OP_FILE
ISEXEC	 -x	12   OP_FILE
ISFILE	 -f	12   OP_FILE
ISDIR	 -d	12   OP_FILE
ISCHAR	 -c	12   OP_FILE
ISBLOCK	 -b	12   OP_FILE
ISFIFO	 -p	12   OP_FILE
ISSETUID -u	12   OP_FILE
ISSETGID -g	12   OP_FILE
ISSTICKY -k	12   OP_FILE
ISSIZE	 -s	12   OP_FILE
ISTTY	 -t	12   OP_INT
NULSTR	 -z	12   OP_STRING
STRLEN	 -n	12   OP_STRING